|
Match
|
Document |
Document Title |
|
|
4460353 |
Drop controller
Apparatus controls the rate of passage of fluid drops through a drip controller in accordance with a preset rate. When the rate of passage of the fluid drops is less than the preset rate, a stepper...
|
|
|
4457751 |
Automatic infusion pump
An infusion pump for the intravenous or intra-arterial infusion of liquid medicines has an electric drive and electronic control, with means so associated with the digital frequency control of the...
|
|
|
4447224 |
Variable flow implantable infusion apparatus
Implantable variable flow infusion apparatus comprises a collapsible infusate chamber having an outlet conduit leading to the infusion site by way of series-connected fixed and variable fluid flow...
|
|
|
4443218 |
Programmable implantable infusate pump
A programmable implantable infusion pump includes a housing containing a variable volume infusate chamber and variable volume control fluid pressure and displacement reservoirs. A conduit conducts...
|
|
|
4411651 |
Device and method useful in monitoring fluid flow in a drug injector
A fluid flow monitoring method and device for a drug injector (10). More particularly, a flow monitoring device is disclosed for an implantable or externally located drug injector having a conduit...
|
|
|
4395258 |
Linear intra-ocular suction device
An apparatus is disclosed which automatically controls the suctioning of materials from a surgical zone, such as the human eye, which may function as a counterpart to an apparatus for automatically...
|
|
|
4395259 |
Device for the infusion of fluids into the human or animal body
An exemplary embodiment comprises a metering device which can be worn on the body or which is preferably implantable in the body, the metering device exhibiting a delivery unit for the dosed...
|
|
|
4394862 |
Metering apparatus with downline pressure monitoring system
Metering apparatus for metering the flow of fluid through an administration set includes a peristaltic-type metering pump which repeatedly and progressively compresses a section of vinyl tubing of...
|
|
|
RE31315 |
Apparatus for converting a pump to a controller
Apparatus is provided for assuring that fluid is introduced from a pump to a receiver, such as a patient, at a controlled and safe pressure. This arrangement includes conduit means, such as inlet...
|
|
|
4385630 |
Blood donation unit
A blood donation unit in which a reduced outside diameter phlebotomy needle is employed to minimize donor discomfort. The blood flow if, however, maintained at a flow level similar to that obtained...
|
|
|
4345594 |
Closely controllable intravenous injection system
An apparatus is provided for injecting fluid into a patient over an extended period of time, such as in intravenous feeding of a patient. The apparatus enables close control of injection quantity...
|
|
|
4344429 |
Bubble detector with feedback circuit for improved sensitivity
In a flow metering apparatus, a bubble detector for detecting bubble formation in tubing includes a light source and first and second light detectors. The first light detector is positioned on the...
|
|
|
4328801 |
Automated intravenous fluid regulating and administering apparatus
Automated dispensing apparatus is disclosed for administering intravenous fluid to a patient under gravity pressure at a controlled volumetric rate, such that deviations from a desired fluid...
|
|
|
4327724 |
Pneumatically operable injection device
A pneumatically operable injection device has a first pressure cylinder with a piston which is adapted to be rigidly but detachably connected to a piston of an injection syringe, and a second...
|
|
|
4319568 |
Liquid dispensing apparatus
Liquid dispensing apparatus comprises a T-tube (9) of which the limb tube serves as a closed reservoir (8) for liquid, with an air space above. Liquid is pumped by a peristaltic pump (A) through a...
|
|
|
4316466 |
Body fluid drainage device
An apparatus is provided suitable for use in draining liquid from inside the human body. The apparatus incorporates two reciprocating pumps and a pair of inlet and outlet valves driven by a common...
|
|
|
4312341 |
Bubble detector
In a flow metering apparatus a bubble detector for detecting bubble formation in tubing subject to deformation from internal fluid pressure includes a light source and a light detector. The light...
|
|
|
4308866 |
Infusion controlling apparatus and method
Portable electronic medical apparatus for controlling the flow rate of a fluid for medically treating a patient may receive flow rate information representing sequences of up to 20 flow rates and...
|
|
|
4299218 |
Pre-programmable metering apparatus for a fluid infusion system
A system for infusing fluids into the human body includes a peristaltic-type metering apparatus which controls the flow of fluid through a disposable administration set. The metering apparatus...
|
|
|
4280495 |
Air emboli detection
Air emboli detection method and apparatus for use in cardiopulmonary bypass surgery or the like comprising modular sensor, control and power units. The sensor unit is adapted to releasably clamp a...
|
|
|
4275726 |
Apparatus for fluid balancing under sterile conditions
Apparatus for removing fluid from and supplying fluid to the human body in substantially equal quantities includes a double tube pump (1), a measuring chamber (2), and a supply container (4), the...
|
|
|
4273122 |
Self contained powered injection system
Method and apparatus for injecting fluids into patients at a controlled rate from an ampule containing the injecting fluid with a sliding piston therein to force the fluid from the ampule into the...
|
|
|
4261360 |
Transurethral irrigation pressure controller
The invention corresponds to a device used in conjunction with a resectoscope in endoscopic surgical operations which includes a housing, pumping means, means for controlling, measuring and...
|
|
|
4253456 |
Artificial endocrinal gland
An artificial endocrinal gland comprises a blood dialyzer for transferring part of the blood to a measuring liquid in a separate circuit, an analyzer for quantatively determining this part and...
|
|
|
4253457 |
Urological endoscopic irrigation system
A urological endoscopic irrigation system which consists of a reverse osmosis unit adapted for connection to an available hospital supply to produce at its output an available supply of...
|
|
|
4231366 |
Blood flow monitoring and control apparatus
The present blood flow monitoring and control apparatus is especially use in connection with the so-called single needle technique, for example, for treatments such as dialysis, perfusion, or...
|
|
|
4230102 |
Device for the training of a urine bladder
A device for training a urine bladder which has lost its elasticity due to long term catheterization, whereby it comprises a pressure sensitivity system being arranged to the urethra catheter and a...
|
|
|
4210138 |
Metering apparatus for a fluid infusion system with flow control station
A system for infusing fluids into the human body includes a peristaltic-type metering apparatus which controls the flow of fluid through a disposable administration set. The metering apparatus...
|
|
|
4204957 |
Artificial kidney
An artificial kidney comprising a filter which is disposed between an artery connection and a vein connection, a collecting means for the filtrate to be discharged from the filter, a means for...
|
|
|
4168707 |
Control apparatus for microsurgical instruments
An automated electronic microsurgical control system is disclosed which is capable of performing the various aspiration functions customarily performed manually by a surgical assistant. The system...
|
|
|
4137913 |
Fluid flow control system
A syringe pump operated by a stepping motor to repetitively fill and empty a syringe cartridge over a plurality of operational cycles of successive fill stroke and pump stroke periods. The motor is...
|
|
|
4137940 |
Liquid flow control apparatus
There is disclosed liquid flow control apparatus (particularly for use where the flow takes place in the form of drops over at least part of the flow path). A valve in the flow path is controlled...
|
|
|
4102332 |
Remote, telephonic cardiac resuscitation device
The present invention comprises a simple low cost remote cardiac resuscitation device, the patient's portion of which is particularly adapted to be fitted into a "false bottom" briefcase or other...
|
|
|
4073292 |
Control apparatus for the automatic treatment of diabetes
The control apparatus of the invention comprises a feedback system to maintain the level of glucose in a diabetic within predetermined limits. Surgically implanted in the body are a means for...
|
|
|
4056333 |
Intravenous feeding pump failure alarm system
The present invention relates to a failure alarm system for an intravenous feeding pump in which the pumping force is secured by the projection of a plunger into a chamber filled with the liquid to...
|
|
|
4029094 |
Device for regulating perfusion flowrate
The flow rate regulation, notably of a rapid perfusion flow rate, is effected by regulating the pressure in the perfusion reservoir by the application of a voltage to a compressor, which increases...
|
|
|
4024864 |
Injector with overspeed protector
A flow rate controlled angiographic injection system is provided with an overspeed injection protection means. The injection system includes a motor driven syringe injector and a flow rate...
|
|
|
4006736 |
Angiographic injector
An apparatus for injecting fluid, specifically contrast media, into the vascular system of a human being or other animal. The apparatus comprises a head portion and a control unit. The head portion...
|
|
|
3990444 |
Blood transfusion apparatus
This invention relates to a device adapted to be attached to a conventional transfusion tube of a blood-transfusion apparatus, said device permitting the drop-by-drop regulation and control of the...
|
|
|
3985133 |
IV pump
A volumetric infusion pump for intravenous administration of fluid to a patient, including a volumetric cassette for receiving fluid from an IV fluid container and for pumping such fluid at a...
|
|
|
3982535 |
Signal device for dialysis apparatus
A dialysis apparatus for machines such as artificial kidneys and heart-lung machines has a warning device activated to prevent air bubbles from entering the blood circulation system of the patient...
|
|
|
3949734 |
Fluid pump control system
The system coordinates the speed of a blood pump, in an extracorporeal blood circuit for a patient, with the blood flow from the patient to pass the blood through a treatment device such as an...
|
|
|
3918453 |
Surgical suction device
A surgical suction device is provided having a suction tip and a suction motor communicating with the tip by a length of flexible tubing. The improvement of this invention relates to a control for...
|
|
|
3890969 |
Cardiopulmonary bypass system
An emergency alertable gravity feed cardiopulmonary bypass system is disclosed in which a blood volume responsive transducer is utilized in returning oxygenated blood to a human circulatory system...
|
|
|
3851181 |
BLOOD LEVEL DETECTOR
Apparatus is described for monitoring the blood level in a blood oxygenator by means of light emitting elements projecting through a transparent wall of the oxygenator and light responsive elements...
|
|
|
3756234 |
SINGLE NEEDLE DIALYSIS
Method and apparatus for extracorporeally dialyzing the blood of a patient with only a single venipuncture including withdrawing blood from the patient through the venipuncture and forcing the...
|
|
|
3754649 |
ARTIFICIAL KIDNEY MACHINE
A batch-type artificial kidney machine especially adapted for home use and operation by non-professionals. The machine is automatic in operation with all functions controlled by a single...
|
|
|
3736930 |
PARENTERAL ADMINISTRATION FLUID FLOW CONTROL SYSTEM
Apparatus for parenteral administration of medical fluids, wherein a peristaltic infusion pump is automatically regulated by a digital control system to establish a fluid flow rate at any selected...
|
|
|
3701345 |
ANGIOGRAPHIC INJECTOR EQUIPMENT
An angiographic injector control system for delivering a controlled volume of injection fluid is described. The injector has a motor driven piston for ejecting fluid from a syringe cartridge...
|
|
|
3655123 |
CONTINUOUS FLOW BLOOD SEPARATOR
Apparatus for separating whole blood into at least two fractional components and continuously returning at least one component thereof to the source of the blood. The apparatus includes supply...
|